i think the answer is : A meiosis because The process of meiosis produces unique reproductive cells called gametes, which have half the number of chromosomes as the parent cell. Fertilization, the fusion of haploidgametes from two individuals, restores thediploid condition. Thus, sexually reproducing organisms alternate between haploid anddiploid stages.
If you change more than one variable at a time, then you will have a harder time trying to figure out why the certain change occurred.
D. All of the above are correct
<h2> hope it helps.</h2><h2>stay safe healthy and happy.</h2>
Answer: Anxiety disorder
Explanation:Anxiety disorders are a group of mental disorders characterized by significant feelings of anxiety and fear.Anxiety is a worry about future events, and fear is a reaction to current events.These feelings may cause physical symptoms, such as a fast heart rate and shakiness